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Annotation of Gnu-Mach/linux/src/drivers/scsi/sd.h, revision 1.1.1.1

1.1       root        1: /*
                      2:  *     sd.h Copyright (C) 1992 Drew Eckhardt 
                      3:  *     SCSI disk driver header file by
                      4:  *             Drew Eckhardt 
                      5:  *
                      6:  *     <[email protected]>
                      7:  *
                      8:  *      Modified by Eric Youngdale [email protected] to
                      9:  *      add scatter-gather, multiple outstanding request, and other
                     10:  *      enhancements.
                     11:  */
                     12: #ifndef _SD_H
                     13: #define _SD_H
                     14: /*
                     15:     $Header: /afs/sipb.mit.edu/project/hurddev/cvsroot/gnumach/linux/src/drivers/scsi/sd.h,v 1.1 1999/04/26 05:55:03 tb Exp $
                     16: */
                     17: 
                     18: #ifndef _SCSI_H
                     19: #include "scsi.h"
                     20: #endif
                     21: 
                     22: #ifndef _GENDISK_H
                     23: #include <linux/genhd.h>
                     24: #endif
                     25: 
                     26: extern struct hd_struct * sd;
                     27: 
                     28: typedef struct scsi_disk {
                     29:     unsigned capacity;             /* size in blocks */
                     30:     unsigned sector_size;          /* size in bytes */
                     31:     Scsi_Device         *device;           
                     32:     unsigned char ready;           /* flag ready for FLOPTICAL */
                     33:     unsigned char write_prot;      /* flag write_protect for rmvable dev */
                     34:     unsigned char sector_bit_size;  /* sector_size = 2 to the  bit size power */
                     35:     unsigned char sector_bit_shift; /* power of 2 sectors per FS block */
                     36:     unsigned ten:1;                /* support ten byte read / write */
                     37:     unsigned remap:1;              /* support remapping  */
                     38:     unsigned has_part_table:1;     /* has partition table */
                     39: } Scsi_Disk;
                     40: 
                     41: extern Scsi_Disk * rscsi_disks;
                     42: 
                     43: extern int revalidate_scsidisk(kdev_t dev, int maxusage);
                     44: 
                     45: #endif
                     46: 
                     47: /*
                     48:  * Overrides for Emacs so that we follow Linus's tabbing style.
                     49:  * Emacs will notice this stuff at the end of the file and automatically
                     50:  * adjust the settings for this buffer only.  This must remain at the end
                     51:  * of the file.
                     52:  * ---------------------------------------------------------------------------
                     53:  * Local variables:
                     54:  * c-indent-level: 4
                     55:  * c-brace-imaginary-offset: 0
                     56:  * c-brace-offset: -4
                     57:  * c-argdecl-indent: 4
                     58:  * c-label-offset: -4
                     59:  * c-continued-statement-offset: 4
                     60:  * c-continued-brace-offset: 0
                     61:  * indent-tabs-mode: nil
                     62:  * tab-width: 8
                     63:  * End:
                     64:  */
                     65: 

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